I don't understand the problems that people who rate this item badly have. Would I rely on this tool when looking for wires and cables? no But it saved me time and MONEY. The landscaper chewed, trimmed, and trimmed my two hundred foot landscape lighting power cords. He left long before I discovered the lack of power in my lighting system. I was willing to pay someone up to $300 to go out and use one of the $1,000 wire detectors. I routed about 25 feet of new power wire, cut off one of the twoβ¦